diff --git a/src/plot_field/plot_field.py b/src/plot_field/plot_field.py
index cdf79d6..b1073d3 100644
--- a/src/plot_field/plot_field.py
+++ b/src/plot_field/plot_field.py
@@ -178,7 +178,7 @@ def my_lotss_catalogue(
         tb_final = Table.read(outfile, format="csv")
         if "Source_Name" in tb_final.colnames:
             tb_final.rename_column("Source_Name", "Source_id")
-            tb_final.write(outfile, format="csv")
+            tb_final.write(outfile, format="csv",overwrite=True)
     else:
         print("DOWNLOADING LOTSS Skymodel for the target field")
         print("Radius is", Radius)
@@ -190,7 +190,7 @@ def my_lotss_catalogue(
             # url = 'http://vo.astron.nl/lofartier1/q/cone/scs.xml'
             # HETDEX database.
             # url = 'https://vo.astron.nl/hetdex/lotss-dr1/cone/scs.xml'
-            url = "https://vo.astron.nl/lotss_dr2/q/src_cone/scs.xml"
+            url = "https://vo.astron.nl/lotss_dr3/q/src_cone/scs.xml"
 
             ## query the database
             query = vo.dal.scs.SCSQuery(url, maxrec=10000000)